A district court granted in part and denied in part BLM's and FWS' motion to dismiss a lawsuit over an environmental group's petition to list a rare wildflower species in Nevada as endangered. The group first argued FWS unreasonably delayed responding to its request for emergency listing of Tiehm's ...

A magistrate judge granted in part and denied in part environmental groups' motion for summary judgment in a challenge to USDA's decision to allow sheep used for its research service to graze in the Centennial Mountains. Environmental groups argued the decision violated NEPA by failing to analyze th...

A district court vacated and remanded FWS' and the Forest Service's approval of the first phase of a proposed copper and silver mine beneath the Cabinet Mountains Wilderness. Tribal and environmental groups argued the agencies violated the ESA by failing to reinitiate consultation on the mine's impa...

A district court granted an environmental group's motion for summary judgment in a challenge to FWS' withdrawal of a rule proposed in 2015 to list the Lower Colorado River (LCR) Basin roundtail chub as a threatened species. The group argued that FWS' withdrawal of the rule rested entirely on the Ser...

The Tenth Circuit affirmed dismissal of a challenge to BLM's decision not to conduct an environmental analysis before re-opening an area in Utah that it had temporarily closed to off-highway vehicles (OHVs). Environmental groups argued that BLM violated NEPA by failing to analyze the environmental c...